Amazon.com: Massive Audio HIPPOXL124 – 12 Inch Car Audio Subwoofer, High Performance Subwoofer for Cars, Trucks, Jeeps - 12" Subwoofer 2000 Watt RMS, 4000w MAX Dual 4 Ohm, 3 Inch Voice Coil. Sold Individually : Electronics
Nemesis Audio NA-12H v.2 12" Car Subwoofer 2000 Watts DVCPower: 4,000W – Moon Car Stereo
Resilient Sounds Platinum Series 12" 2,000 Watt RMS Subwoofer – The Soundworks
Amazon.com: Massive Audio KILOX124-12 Inch Car Audio Subwoofer, High Performance Subwoofer for Cars, Trucks, Jeeps - 12" Subwoofer 1000 Watt RMS, 2000w MAX Dual 2 Ohm, 3 Inch Voice Coil. Sold Individually : Electronics